Communication system with mobile terminal accessible to...

Details Communication system with mobile terminal accessible to... Communication system with mobile terminal accessible to...

2011-01-25

2011-01-25

Yao, Kwang B (Department: 2473)

Multiplex communications

Communication over free space

Having a plurality of contiguous regions served by...

C370S352000, C370S331000, C370S475000, C455S456100

Reexamination Certificate

active

07876736

ABSTRACT:
An address assignment method for a mobile terminal device capable of accessing both a mobile communication network and a local network simultaneously, the method transmitting to a gateway device an inquiry message for inquiring information regarding a location on networks of a correspondent of packet communications to be carried out, from the mobile terminal device through the local network, receiving a response message in response to the inquiry message through the local network at the mobile terminal device, acquiring an address to be used by the mobile terminal device in the packet communications with the correspondent according to the response message, assigning the address to a first communication interface for the local network at the mobile terminal device, communicating with the correspondent using the address assigned to the first communication interface, and judging a manner of utilizing first packet communications carried out through the first communication interface and second packet communications carried out through a second communication interface provided for the mobile communication network in the mobile terminal device according to a prescribed policy, when both the first packet communications and the second packet communications are possible.

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